Football helmet



FIG. 1 is a front perspective view of a football helmet showing my new design;

FIG. 2 is a left side view thereof, the right side being a mirror image;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front perspective view of a second embodiment thereof;

FIG. 7 is a left side view of FIG. 6, the right side being a mirror image;

FIG. 8 is a front view of FIG. 6;

FIG. 9 is a rear view of FIG. 6;

FIG. 10 is a bottom view of FIG. 6;

FIG. 11 is a front perspective view of a third embodiment thereof;

FIG. 12 is a left side view of FIG. 11, the right side being a mirror image;

FIG. 13 is a front view of FIG. 11;

FIG. 14 is a rear view of FIG. 11; and,

FIG. 15 is a bottom view of FIG. 11.

The details shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design for an football helmet, as shown and described. 